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Clusia acquires Optim ACH Solutions for ACH audits

PRIVATENov 04, 2026

Acquiring Company

Clusia

Acquired Company

Optim ACH Solutions

New YorkSoftware

Description

Clusia, an assurance firm for fintechs and banks, has acquired Optim ACH Solutions, an ACH audit practice founded by Debbie Arai. Terms of the deal were not disclosed. Optim will continue to operate as Optim ACH, a Clusia company, and its clients will keep working with the same team.

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Company Information

Company

Clusia

Location

New York, New York, United States

About

Clusia is an assurance firm for financial technology companies and banks. It combines proprietary software with in-house, accredited audit practitioners to deliver regulatory audits and independent testing for companies that move money. Its services include ACH audits and BSA/AML testing.

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Frequently asked

Who acquired Optim ACH Solutions?

Optim ACH Solutions was acquired by Clusia, based in New York. The deal was reported on November 4, 2026. Clusia is an assurance firm for financial technology companies and banks. Clusia is privately held and operates in Software.

When did Clusia acquire Optim ACH Solutions?

Clusia's acquisition of Optim ACH Solutions was reported on November 4, 2026. Clusia, an assurance firm for fintechs and banks, has acquired Optim ACH Solutions, an ACH audit practice founded by Debbie Arai. Terms of the deal were not disclosed. Fundz records the date the transaction was first publicly reported, sourced from filings and company announcements.

What does Optim ACH Solutions do?

Optim ACH Solutions is an ACH audit practice founded by Debbie Arai. It serves fintechs, third-party senders and third-party service providers. It is privately held.

This company was part of an acquisition. Fundz tracks who bought whom, and who to call on both sides.

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